package com.lhl.booksystem.service;

import com.lhl.booksystem.pojo.Book;
import com.lhl.booksystem.pojo.BookType;
import com.lhl.booksystem.pojo.vo.BookVo;

import java.lang.invoke.CallSite;
import java.util.List;

/**
 * @author LHL
 */
public interface BookService {
List<BookVo> findBook();

   boolean save(Book book);

   boolean del(String arr);

    List<BookType> findBookType();
}
